Musannaf Ibn Abi Shayba 13:2904

Abu Bakr narrated to us, he said: Waki’ narrated to us, he said: Sufyan narrated to us, from Shabib ibn Gharqada, who said: I witnessed Shurayh permit the testimony of a husband for his wife. It was said to him: "He is her husband." He said: "And who would testify for the woman except her husband?"